The Root-Mean-Square Speed (Thermal Speed)of the Molecules of a Gas

question 52

Multiple Choice

The root-mean-square speed (thermal speed) of the molecules of a gas is 200 m/s at 23.0°C.At 227°C the root-mean-square speed (thermal speed) of the molecules will be closest to

• A) 160 m/s.
• B) 330 m/s.
• C) 260 m/s.
• D) 630 m/s.
• E) 2000 m/s.

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Definitions:

Mammals

Warm-blooded vertebrate animals distinguished by the possession of hair or fur, the birth of live young, and the females' ability to produce milk for their offspring.

Restorative Processes

Procedures or activities intended to bring about healing, rehabilitation, or restoration to an optimal state of health or function.

REM Sleep

Rapid Eye Movement sleep, a phase of sleep characterized by rapid movements of the eyes, vivid dreams, and increased brain activity.

Sleep

A natural, reversible state of reduced responsiveness to external stimuli and relative inactivity, accompanied by complex physiological processes vital for health.